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import { siteConfig } from '@/lib/config'
import { useGlobal } from '@/lib/global'
import Head from 'next/head'
import { useRouter } from 'next/router'
/**
* 页面的Head头，通常有用于SEO
* @param {*} param0
* @returns
*/
const GlobalHead = (props) => {
const { children } = props
let url = siteConfig('PATH')?.length ? `${siteConfig('LINK')}/${siteConfig('SUB_PATH', '')}` : siteConfig('LINK')
let image
const meta = getSEOMeta(props, useRouter(), useGlobal())
if (meta) {
url = `${url}/${meta.slug}`
image = meta.image || '/bg_image.jpg'
}
const title = meta?.title || siteConfig('TITLE')
const description = meta?.description || siteConfig('DESCRIPTION')
const type = meta?.type || 'website'
const keywords = meta?.tags || siteConfig('KEYWORDS')
const lang = siteConfig('LANG').replace('-', '_') // Facebook OpenGraph 要 zh_CN 這樣的格式才抓得到語言
const category = meta?.category || siteConfig('KEYWORDS') // section 主要是像是 category 這樣的分類，Facebook 用這個來抓連結的分類
return (
<Head>
<title>{title}</title>
<meta name="theme-color" content={siteConfig('BACKGROUND_DARK')} />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0, minimum-scale=1.0" />
<meta name="robots" content="follow, index" />
<meta charSet="UTF-8" />
{siteConfig('SEO_GOOGLE_SITE_VERIFICATION') && (
<meta
name="google-site-verification"
content={siteConfig('SEO_GOOGLE_SITE_VERIFICATION')}
/>
)}
{siteConfig('SEO_BAIDU_SITE_VERIFICATION') && (<meta name="baidu-site-verification" content={siteConfig('SEO_BAIDU_SITE_VERIFICATION')} />)}
<meta name="keywords" content={keywords} />
<meta name="description" content={description} />
<meta property="og:locale" content={lang} />
<meta property="og:title" content={title} />
<meta property="og:description" content={description} />
<meta property="og:url" content={url} />
<meta property="og:image" content={image} />
<meta property="og:site_name" content={siteConfig('TITLE')} />
<meta property="og:type" content={type} />
<meta name="twitter:card" content="summary_large_image" />
<meta name="twitter:description" content={description} />
<meta name="twitter:title" content={title} />
{siteConfig('COMMENT_WEBMENTION_ENABLE') && (
<>
<link rel="webmention" href={`https://webmention.io/${siteConfig('COMMENT_WEBMENTION_HOSTNAME')}/webmention`} />
<link rel="pingback" href={`https://webmention.io/${siteConfig('COMMENT_WEBMENTION_HOSTNAME')}/xmlrpc`} />
</>
)}
{siteConfig('COMMENT_WEBMENTION_ENABLE') && siteConfig('COMMENT_WEBMENTION_AUTH') !== '' && (
<link href={siteConfig('COMMENT_WEBMENTION_AUTH')} rel="me" />
)}
{JSON.parse(siteConfig('ANALYTICS_BUSUANZI_ENABLE')) && <meta name="referrer" content="no-referrer-when-downgrade" />}
{meta?.type === 'Post' && (
<>
<meta
property="article:published_time"
content={meta.publishDay}
/>
<meta property="article:author" content={siteConfig('AUTHOR')} />
<meta property="article:section" content={category} />
<meta property="article:publisher" content={siteConfig('FACEBOOK_PAGE')} />
</>
)}
{children}
</Head>
)
}
/**
* 获取SEO信息
* @param {*} props
* @param {*} router
*/
const getSEOMeta = (props, router, global) => {
const { locale } = global
const { post, tag, category, page } = props
const keyword = router?.query?.s
switch (router.route) {
case '/':
return {
title: `${siteConfig('TITLE')} | ${siteConfig('DESCRIPTION')}`,
description: siteConfig('DESCRIPTION'),
image: siteConfig('HOME_BANNER_IMAGE'),
slug: '',
type: 'website'
}
case '/archive':
return {
title: `${locale.NAV.ARCHIVE} | ${siteConfig('TITLE')}`,
description: siteConfig('DESCRIPTION'),
image: siteConfig('HOME_BANNER_IMAGE'),
slug: 'archive',
type: 'website'
}
case '/page/[page]':
return {
title: `${page} | Page | ${siteConfig('TITLE')}`,
description: siteConfig('DESCRIPTION'),
image: siteConfig('HOME_BANNER_IMAGE'),
slug: 'page/' + page,
type: 'website'
}
case '/category/[category]':
return {
title: `${category} | ${locale.COMMON.CATEGORY} | ${
siteConfig('TITLE') || ''
}`,
description: siteConfig('DESCRIPTION'),
slug: 'category/' + category,
image: siteConfig('HOME_BANNER_IMAGE'),
type: 'website'
}
case '/category/[category]/page/[page]':
return {
title: `${category} | ${locale.COMMON.CATEGORY} | ${
siteConfig('TITLE') || ''
}`,
description: siteConfig('DESCRIPTION'),
slug: 'category/' + category,
image: siteConfig('HOME_BANNER_IMAGE'),
type: 'website'
}
case '/tag/[tag]':
case '/tag/[tag]/page/[page]':
return {
title: `${tag} | ${locale.COMMON.TAGS} | ${siteConfig('TITLE')}`,
description: siteConfig('DESCRIPTION'),
image: siteConfig('HOME_BANNER_IMAGE'),
slug: 'tag/' + tag,
type: 'website'
}
case '/search':
return {
title: `${keyword || ''}${keyword ? ' | ' : ''}${locale.NAV.SEARCH} | ${siteConfig('TITLE')}`,
description: siteConfig('DESCRIPTION'),
image: siteConfig('HOME_BANNER_IMAGE'),
slug: 'search',
type: 'website'
}
case '/search/[keyword]':
case '/search/[keyword]/page/[page]':
return {
title: `${keyword || ''}${keyword ? ' | ' : ''}${locale.NAV.SEARCH} | ${siteConfig('TITLE')}`,
description: siteConfig('TITLE'),
image: siteConfig('HOME_BANNER_IMAGE'),
slug: 'search/' + (keyword || ''),
type: 'website'
}
case '/404':
return { title: `${siteConfig('TITLE')} | 页面找不到啦`, image: siteConfig('HOME_BANNER_IMAGE') }
case '/tag':
return {
title: `${locale.COMMON.TAGS} | ${siteConfig('TITLE')}`,
description: siteConfig('DESCRIPTION'),
image: siteConfig('HOME_BANNER_IMAGE'),
slug: 'tag',
type: 'website'
}
case '/category':
return {
title: `${locale.COMMON.CATEGORY} | ${siteConfig('TITLE')}`,
description: siteConfig('DESCRIPTION'),
image: siteConfig('HOME_BANNER_IMAGE'),
slug: 'category',
type: 'website'
}
default:
return {
title: post ? `${post?.title} | ${siteConfig('TITLE')}` : `${siteConfig('TITLE')} | loading`,
description: post?.summary,
type: post?.type,
slug: post?.slug,
image: post?.pageCoverThumbnail || siteConfig('HOME_BANNER_IMAGE'),
category: post?.category?.[0],
tags: post?.tags
}
}
}
export default GlobalHead
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